Active NPI 1396797221 Individual Practitioner Female Practitioner

Dr. Elysia Griswold , MD

Internal Medicine • Peabody, MA

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Elysia Griswold, MD is a certified Internal Medicine practicing in Peabody, MA. With approximately 43 years of clinical experience since graduating from Tulane University School Of Medicine in 1983, Dr. Griswold delivers high-quality medical care to the local community at 2 ESSEX CENTER DRIVE.

Dr. Griswold is affiliated with Mass General Brigham Medical Group Northern Massachusetts Inc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, subsequent nursing facility care with high level of medical decision making, per day, if using time, at least, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2 Essex Center Drive

Peabody, MA 01960

Telephone 9785326111

Fax 9785326123

Associated Practice Facility / Clinic

🏢 Atrius Health, Inc. Facility NPI 1356555015

Medicare Profile & Education

Medical School

Tulane University School Of Medicine

Graduation Year

1983

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Peabody, MA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

43 Yrs +11.9 yrs vs City Avg

City Avg: 31.1 Yrs

State Avg: 29.3 Yrs

Regional Practice Density

49 Specialists

Practicing in Peabody, MA (7127 Statewide)

Telehealth Adoption Rate

55.1% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

76.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Griswold (43 Years) 43 Yrs

Peabody Specialty Average (31.1 Years) 31.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	175	167	$556.73	$129.84
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes	52	44	$647.00	$152.10
99213 Established patient office or other outpatient visit, typically 15 minutes	44	44	$395.43	$92.26
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	34	34	$567.38	$131.20
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	32	32	$776.59	$182.53
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing	27	26	$58.00	$6.52
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	24	21	$451.00	$106.96
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc	22	22	$242.91	$50.28
36415 Insertion of needle into vein for collection of blood sample	21	21	$33.71	$8.65
81003 Automated urinalysis test	20	20	$18.00	$2.20
99306 Initial nursing facility visit, typically 45 minutes per day	14	14	$765.00	$178.57
G0008 Administration of influenza virus vaccine	14	14	$140.14	$32.81
90662 Influenza vaccine split virus, preservative free	13	13	$183.38	$81.82
87502 Detection test by nucleic acid for multiple types influenza virus	11	11	$502.00	$93.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	129	122	$542.35	$130.72
99213 Established patient office or other outpatient visit, typically 15 minutes	36	36	$385.83	$92.49
36415 Insertion of needle into vein for collection of blood sample	26	26	$24.00	$8.40
U0002 2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc	22	22	$161.86	$50.28
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	21	$761.00	$182.62
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing	17	17	$55.18	$6.66
71046 X-ray of chest, 2 views	14	14	$107.00	$24.86
81003 Automated urinalysis test	12	12	$18.00	$2.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	146	122	$532.30	$133.73
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	47	47	$542.55	$136.97
99213 Established patient office or other outpatient visit, typically 15 minutes	27	26	$379.44	$94.49
83036 Hemoglobin A1C level	15	15	$74.00	$9.67
G0008 Administration of influenza virus vaccine	13	13	$104.08	$33.95
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	11	$741.54	$188.26

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	338	150	$472.97	$135.06
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	102	102	$511.80	$138.45
83036 Hemoglobin A1C level	73	40	$74.00	$9.71
G0008 Administration of influenza virus vaccine	67	67	$86.33	$19.53
90662 Influenza vaccine split virus, preservative free	63	63	$90.77	$60.08
99213 Established patient office or other outpatient visit, typically 15 minutes	51	44	$327.94	$95.76
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	49	41	$632.69	$189.34
93000 Routine ekg using at least 12 leads including interpretation and report	32	30	$87.78	$15.56
G0009 Administration of pneumococcal vaccine	20	20	$79.95	$19.50
99496 Transitional care management services for problem of high complexity	18	13	$1041.33	$292.38
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	16	16	$182.23	$101.94
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination	14	14	$204.00	$41.20
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	14	14	$703.00	$175.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	243	125	$449.07	$113.39
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	101	101	$483.50	$121.70
G0008 Administration of influenza virus vaccine	80	74	$108.00	$18.97
90662 Influenza vaccine split virus, preservative free	73	69	$85.90	$58.06
99442 Telephone medical discussion with physician, 11-20 minutes	69	58	$306.59	$79.04
99213 Established patient office or other outpatient visit, typically 15 minutes	63	55	$308.81	$79.07
83036 Hemoglobin A1C level	52	35	$74.00	$9.65
99443 Telephone medical discussion with physician, 21-30 minutes	48	40	$446.38	$114.13
G0009 Administration of pneumococcal vaccine	39	39	$108.00	$18.94
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	33	33	$202.91	$104.42
93000 Routine ekg using at least 12 leads including interpretation and report	28	26	$87.00	$17.69
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	17	$598.11	$153.85
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	17	17	$707.29	$178.96
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	14	14	$253.00	$56.15

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	428	185	$434.92	$111.95
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	104	104	$475.21	$121.10
83036 Hemoglobin A1C level	97	45	$74.00	$10.57
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	78	13	$6.56	$1.80
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	78	13	$108.00	$17.52
99213 Established patient office or other outpatient visit, typically 15 minutes	76	66	$297.00	$77.66
G0008 Administration of influenza virus vaccine	73	73	$108.00	$17.49
90662 Influenza vaccine split virus, preservative free	64	64	$97.00	$54.85
G0009 Administration of pneumococcal vaccine	53	53	$108.00	$18.02
93000 Routine ekg using at least 12 leads including interpretation and report	49	45	$87.00	$17.90
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	42	42	$216.76	$111.18
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	30	27	$582.67	$151.75
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination	21	21	$181.57	$40.70
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	15	15	$253.00	$55.75
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	15	15	$697.40	$178.33
81003 Automated urinalysis test	13	11	$18.00	$2.44
90670 Pneumococcal vaccine for injection into muscle	11	11	$262.91	$209.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	355	172	$427.38	$111.95
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	110	110	$467.24	$122.09
83036 Hemoglobin A1C level	96	51	$74.00	$11.75
G0008 Administration of influenza virus vaccine	91	91	$106.73	$22.95
90662 Influenza vaccine split virus, preservative free	78	78	$103.00	$52.25
99213 Established patient office or other outpatient visit, typically 15 minutes	75	62	$291.88	$76.40
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	71	14	$105.01	$21.72
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	70	13	$10.71	$1.97
93000 Routine ekg using at least 12 leads including interpretation and report	39	38	$87.00	$17.43
G0009 Administration of pneumococcal vaccine	25	25	$106.72	$23.21
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	24	20	$253.00	$56.32
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	20	18	$573.90	$144.84
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	16	16	$227.00	$105.59
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	15	15	$679.40	$179.26
99496 Transitional care management services for problem of high complexity	14	11	$924.50	$243.42
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	13	13	$25.23	$17.22
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination	13	13	$172.23	$39.90
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	12	12	$661.67	$173.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	436	179	$416.50	$110.93
99213 Established patient office or other outpatient visit, typically 15 minutes	125	91	$283.74	$75.60
83036 Hemoglobin A1C level	106	51	$74.00	$13.05
G0008 Administration of influenza virus vaccine	98	96	$103.08	$28.66
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	96	96	$455.35	$119.76
90662 Influenza vaccine split virus, preservative free	84	82	$58.64	$47.83
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	69	15	$12.00	$2.96
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	68	16	$101.84	$26.81
93000 Routine ekg using at least 12 leads including interpretation and report	48	43	$87.00	$17.64
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	32	27	$559.25	$149.12
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	28	17	$253.00	$55.76
G0009 Administration of pneumococcal vaccine	25	25	$102.56	$28.66
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	19	19	$130.26	$95.49
99495 Transitional care management services for problem of at least moderate complexity	18	16	$644.22	$160.93
81002 Urinalysis, manual test	17	14	$25.00	$3.43
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit	15	15	$668.60	$176.33
90686 Vaccine for influenza for administration into muscle, 0.5 ml dosage	14	14	$26.21	$18.65
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment	13	13	$643.31	$169.72
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination	11	11	$158.64	$39.75

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MA 56357

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

3105181 (MA)

Hospital & Practice Group Affiliations

Mass General Brigham Medical Group Northern Massachusetts Inc

1 Hutchinson Dr, Danvers, MA 019233748

Phone: 9787396950

Mass General Brigham Medical Group Northern Massachusetts Inc

900 Cummings Ctr, Beverly, MA 019156196

Phone: 9789220357

Mass General Brigham Medical Group Northern Massachusetts Inc

194 R N St, Danvers, MA 019231242

Phone: 9786462100

Mass General Brigham Medical Group Northern Massachusetts Inc

1 Widger Rd, Marblehead, MA 019452146

Phone: 7816315726

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

6 Associated Practitioners

Dr. Irving Ingraham , MD

Internal Medicine - Gastroenterology

NPI 1073569760

Doctor of Medicine (M.D.)

Judy Larson , NP

Nurse Practitioner

NPI 1427008457

Nurse Practitioner

Michelle Ambler , LICSW

Social Worker - Clinical

NPI 1457859969

Licensed Independent Clinical Social Worker

Dr. Elise Rodman , MD

Internal Medicine - Endocrinology, Diabetes & Metabolism

NPI 1720045719

Doctor of Medicine (M.D.)

Cristina Bruni , PA

Physician Assistant

NPI 1962742379

Physician Assistant

Dr. Timothy Reese , MD

Internal Medicine

NPI 1972619898

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 2 ESSEX CENTER DRIVE, PEABODY, MA 01960 (Tel: 9785326111)

📍

Updated Business Mailing Address July 08, 2007

Registered at PO BOX 930, SALEM, MA 01970 (Tel: 9788256581)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as ELYSIA GRISWOLD, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Internal Medicine (License #56357 in MA)

🟢

Initial NPI Registration & Enumeration May 17, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

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NPI Administrative Meta

NPI Number: 1396797221

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: May 17, 2006

Last Update: July 13, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 930

Salem, MA 01970

Phone: 9788256581

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.